After announcing a limited technical preview (limited as per invitation), and following a more private beta program before, Microsoft has announced today that Office 2016 is now in public beta, meaning everyone can access the beta build and start testing it Smile

Satya Nadella has announced it during his keynote at the Convergence Conference at Atlanta

More details about what to expect from Office 2016 are here

You can get the beta builds here

You can use the dedicated forum here